| Altitude Arc |
Brown |
4% |
Extremely bright light conditions |
| Multilayer |
Brown |
7% |
Extremely bright light conditions |
| Alti Arc X8 |
Neutral |
7% |
Extremely bright light conditions |
| Spectron X6 |
Brown |
10% |
Extremely bright light conditions |
| Spectron X5 |
Brown/smoked |
12% |
Medium to bright light conditions |
| Spectron X4 |
Brown/smoked |
13% |
Medium to bright light conditions |
| Aquapolar X5 |
Gray |
15% |
Medium to bright light conditions |
| Aquapolar X4 |
Gray |
16% |
Medium to bright light conditions |
| Spectron High Contrast |
Orange |
47% |
Flat to medium light conditions |
| Clear Sight |
Clear |
90% |
Very low light, indoor use |
| Photochromic |
Brown |
15-5% |
Extremely bright to medium light conditions |